CN218272930U - Galvanometer type laser scanning experimental device - Google Patents
Galvanometer type laser scanning experimental device Download PDFInfo
- Publication number
- CN218272930U CN218272930U CN202222712216.3U CN202222712216U CN218272930U CN 218272930 U CN218272930 U CN 218272930U CN 202222712216 U CN202222712216 U CN 202222712216U CN 218272930 U CN218272930 U CN 218272930U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- laser
- galvanometer
- axis guide
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The utility model belongs to the technical field of laser scanning experimental apparatus, aim at providing a galvanometer formula laser scanning experimental apparatus, including X axle guide rail and Y axle guide rail perpendicular to each other, be equipped with laser unit, beam expander group and scanning galvanometer group on the X axle guide rail, be equipped with F-theta camera lens and observation screen on the Y axle guide rail, F-theta camera lens with the scanning galvanometer group is connected; the laser group comprises a laser emitter and a first sliding fixed seat, and the beam expanding lens group comprises a beam expanding lens and a second sliding fixed seat; the scanning galvanometer group comprises a scanning galvanometer and a first adjustable sliding block seat, and the observation screen is positioned on a second adjustable sliding block seat. The utility model has the characteristics of compact structure, part installation are adjusted conveniently, the distance is adjusted accurately and experiment convenient operation etc, can extensively be used for the technical field of galvanometer formula laser scanning experimental apparatus teaching.
Description
Technical Field
The utility model relates to a laser scanning laboratory glassware technical field, concretely relates to galvanometer formula laser scanning experimental apparatus.
Background
In recent years, with the vigorous development of the optoelectronic technology industry, the laser scanning technology, as a technology capable of accurately controlling the direction of a laser beam, has been widely applied to the fields of photoelectric medical treatment, laser processing, space laser communication, laser radar, remote sensing and measurement, adaptive optics, and the like. In the fields of laser processing and laser standard reaching, a galvanometer type laser scanning technology is adopted all the time, in order to ensure the laser processing precision, laser needs to be focused before reaching a processing surface so as to ensure that the working surface has good focusing characteristics, and two focusing modes of galvanometer front focusing and galvanometer back focusing can be adopted according to the position of a focusing system.
In the actual production and application process, because the scanning galvanometer system is closely related to the laser application technology, the experimental device suitable for galvanometer type laser scanning is developed, and the further understanding and application of related personnel to laser are facilitated. As disclosed in patent application No. 201520135998.6, a galvanometer type laser scanning experiment teaching device comprises an X-axis guide rail and a Y-axis guide rail which are vertically arranged; the laser, the beam expanding lens, the X-axis scanning galvanometer, the Y-axis scanning galvanometer, the F-theta lens and the projection screen are sequentially arranged along the light path; by adopting the modular design, the device has the characteristics of visual structure, low cost and convenience in operation. However, the experimental teaching device of the patent is not compact enough in structure, the adjustment process of each component is complicated, and the F-theta lens is independently arranged, which is not beneficial to the focal length adjustment of the laser. Therefore, the existing galvanometer type laser scanning experimental device needs to be further improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide a galvanometer formula laser scanning experimental apparatus, have compact structure, characteristics such as convenient, the distance adjustment is accurate and experiment convenient operation of part installation regulation, can extensively be used for the technical field of galvanometer formula laser scanning experimental apparatus teaching.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a galvanometer type laser scanning experimental device comprises an X-axis guide rail and a Y-axis guide rail which are perpendicular to each other, wherein a laser group, a beam expanding lens group and a scanning galvanometer group are arranged on the X-axis guide rail; the laser group comprises a laser emitter and a first sliding fixing seat, and the beam expanding lens group comprises a beam expanding lens and a second sliding fixing seat; the scanning galvanometer group comprises a scanning galvanometer and a first adjustable sliding block seat, and the observation screen is positioned on a second adjustable sliding block seat.
As an improvement, the X-axis guide rail and the Y-axis guide rail adopt a double-shaft wide guide rail structure.
As an improvement, the laser group, the beam expanding lens group and the scanning vibration lens group are sequentially fixed on the X-axis guide rail along the light path in sequence, and the distance is adjustable.
As an improvement, the upper ends of the first sliding fixing seat and the second sliding fixing seat are respectively provided with a supporting plate, and the side surfaces of the first sliding fixing seat and the second sliding fixing seat are provided with fixing screws.
As an improvement, a left-right distance adjusting block is arranged on the supporting plate, and the left position and the right position of the laser transmitter or the beam expander are adjusted through the adjusting block.
As an improvement, the laser generator adopts a collimated light source, and the collimated light source adopts a laser with the wavelength of 500 to 600nm.
As an improvement, the observation screen is fixed on the second adjustable sliding block seat through the lengthened clamping block.
As an improvement, the X-axis guide rail and the Y-axis guide rail are made of high-strength forged aluminum alloy materials, and chromium plating wear-resistant layers are coated on the surfaces of the X-axis guide rail and the Y-axis guide rail.
The utility model has the advantages that: a galvanometer type laser scanning experimental device has the characteristics of compact structure, convenience in component installation, accurate distance adjustment, convenience in experimental operation and the like; the F-theta lens group is connected with the scanning galvanometer group, so that the scattering phenomenon is avoided, the projection intensity of laser on the observation screen is improved, and the better experiment effect is ensured; the laser emitter and the beam expander are arranged on the fixed seat with the adjusting block, so that the laser emitter and the beam expander can move left and right conveniently, focusing is more convenient and accurate, and experimental data are more accurate; in addition, the X-axis guide rail and the Y-axis guide rail are made of high-strength forged aluminum alloy materials, so that the guide rails have good linear rigidity, the accuracy of experimental data is guaranteed, the chromium-plated wear-resistant layers are coated on the surfaces of the guide rails, the wear-resistant performance of the guide rails is improved, and the service life of the guide rails is effectively prolonged.
Drawings
Fig. 1 is a schematic structural diagram of the galvanometer laser scanning experimental apparatus of the present invention.
In the figure: 1. an X-axis guide rail; 2. a Y-axis guide rail; 3. an F-theta lens; 4. a viewing screen; 5. a laser transmitter; 6. a first sliding holder; 7. a beam expander; 8. a second sliding fixing seat; 9. scanning a galvanometer; 10. a first adjustable slide block seat; 11. a second adjustable slide block seat; 12. a support plate; 13. and fixing the screw.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the present invention relates to a galvanometer type laser scanning experimental apparatus, which comprises an X-axis guide rail 1 and a Y-axis guide rail 2 that are perpendicular to each other, wherein the X-axis guide rail 1 is provided with a laser group, a beam expander group and a scanning galvanometer group, the Y-axis guide rail is provided with an F-theta lens 3 and an observation screen 4, and the F-theta lens 3 is connected with the scanning galvanometer group; the laser group comprises a laser emitter 5 and a first sliding fixing seat 6, and the beam expanding lens group comprises a beam expanding lens 7 and a second sliding fixing seat 8; the scanning galvanometer group comprises a scanning galvanometer 9 and a first adjustable slide block seat 10, and the observation screen 4 is positioned on a second adjustable slide block seat 11.
Further, X axle guide rail 1 with 2 rails are led to the Y axle adopts the wide guide rail structure of biax, and is concrete, X axle guide rail 1 with 2 rails are led to the Y axle and are two optical axis guide rails of square, and two optical axes are parallel and lie in solid base mutually, more specifically, the optical axis below is equipped with inside notch, thereby is convenient for laser group, the group of beam expanding mirror and scanning shake fixed of group of mirror.
Furthermore, the laser group, the beam expanding lens group and the scanning vibration lens group are sequentially fixed on the X-axis guide rail along the light path, and the distance is adjustable; specifically, the laser group, the beam expanding lens group and the scanning vibration lens group are all adjusted in distance through the sliding fixing seat at the bottom.
Furthermore, the upper ends of the first sliding fixing seat 6 and the second sliding fixing seat 8 are both provided with a support plate 12, and the side surfaces are provided with fixing screws 13; specifically, distance regulating block about being equipped with in backup pad 12, through the regulating block is adjusted laser emitter or beam expander's position about, realizes the accurate purpose of laser focusing.
Further, the laser generator 5 adopts a collimated light source, the collimated light source adopts a laser with the wavelength of 500 to 600nm, preferably 532nm, and emits round collimated green visible light, the working voltage is 5V, the output power is 3mW, and the diameter of an output light spot within 1m is less than 3mm. A zoom beam expander is arranged in front of the collimation light source, the applicable wavelength of the zoom beam expander is 532nm, 2-8 times zoom focusing can be carried out, the optimal incident light diameter is 4mm, and the maximum output light spot diameter is 31mm.
Further, the observation screen 4 is fixed on the second adjustable slide block seat 11 through a lengthened clamping block; specifically, the observation screen 4 is fixed on the second adjustable slide block seat 11 by the lengthened clamping block through a bolt.
Furthermore, the X-axis guide rail 1 and the Y-axis guide rail 2 are made of high-strength forged aluminum alloy materials, and chromium-plated wear-resistant layers are coated on the surfaces of the X-axis guide rail and the Y-axis guide rail, so that the guide rails have good linear rigidity and good wear resistance, and the service life of the guide rails can be effectively prolonged.
Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.
Claims (8)
1. A galvanometer type laser scanning experimental device comprises an X-axis guide rail (1) and a Y-axis guide rail (2) which are perpendicular to each other, and is characterized in that a laser group, a beam expander group and a scanning galvanometer group are arranged on the X-axis guide rail (1), an F-theta lens (3) and an observation screen (4) are arranged on the Y-axis guide rail (2), and the F-theta lens (3) is connected with the scanning galvanometer group; the laser group comprises a laser emitter (5) and a first sliding fixed seat (6), and the beam expanding lens group comprises a beam expanding lens (7) and a second sliding fixed seat (8); the scanning vibration mirror group comprises a scanning vibration mirror (9) and a first adjustable sliding block seat (10), and the observation screen (4) is positioned on a second adjustable sliding block seat (11).
2. The galvanometer laser scanning experimental device of claim 1, wherein the X-axis guide rail (1) and the Y-axis guide rail (2) adopt a biaxial wide guide rail structure.
3. The galvanometer laser scanning experimental device according to claim 2, wherein the laser group, the beam expander group and the scanning galvanometer group are sequentially fixed on the X-axis guide rail (1) along the optical path in sequence, and the distance is adjustable.
4. The galvanometer laser scanning experimental device of claim 1, wherein the first sliding fixing seat (6) and the second sliding fixing seat (8) are respectively provided with a supporting plate (12) at the upper end and a fixing screw (13) at the side.
5. The galvanometer laser scanning experimental device according to claim 4, wherein a left and right distance adjusting block is arranged on the supporting plate (12), and the left and right positions of the laser emitter (5) or the beam expander (7) are adjusted through the adjusting block.
6. The galvanometer laser scanning experimental device according to claim 1, wherein the laser emitter (5) adopts a collimated light source, and the collimated light source adopts a laser with the wavelength of 500 to 600nm.
7. A galvanometer laser scanning experimental setup according to claim 1, characterized in that the viewing screen (4) is fixed on the second adjustable slide mount (11) by means of an elongated clamping block.
8. The galvanometer laser scanning experimental device of claim 2, wherein the X-axis guide rail (1) and the Y-axis guide rail (2) are made of high-strength forged aluminum alloy materials, and the surfaces of the X-axis guide rail and the Y-axis guide rail are coated with chromium-plated wear-resistant layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222712216.3U CN218272930U (en) | 2022-10-14 | 2022-10-14 | Galvanometer type laser scanning experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222712216.3U CN218272930U (en) | 2022-10-14 | 2022-10-14 | Galvanometer type laser scanning experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218272930U true CN218272930U (en) | 2023-01-10 |
Family
ID=84753013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222712216.3U Active CN218272930U (en) | 2022-10-14 | 2022-10-14 | Galvanometer type laser scanning experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218272930U (en) |
-
2022
- 2022-10-14 CN CN202222712216.3U patent/CN218272930U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111229737A (en) | Handheld laser cleaning dynamic compensation device | |
| CN112904526B (en) | High-precision automatic focusing method and device with anti-noise capability based on differential confocal detection | |
| CN1955634A (en) | Displacement transducer | |
| CN103552244A (en) | 3D (three-dimensional) laser printing device based on multi-laser-device scanning system | |
| CN112748510A (en) | Scanning type automatic focusing method and device with automatic leveling function | |
| CN109855844B (en) | Device and method for measuring center deviation of optical lens | |
| CN113649595A (en) | Annular light spot optical system for metal SLM printing and printing method | |
| CN107971629A (en) | Laser working light path structure | |
| CN112799033A (en) | Large-field-of-view scanning MEMS laser radar device and scanning system | |
| CN101144906A (en) | Target surface focal spot monitoring device | |
| CN218272930U (en) | Galvanometer type laser scanning experimental device | |
| CN217484612U (en) | Device for shaping Gaussian beam into flat-top distributed line light spot | |
| CN110456521B (en) | Light path system for aligning, installing and adjusting unstable cavity solid laser | |
| CN201645044U (en) | Laser processing system | |
| CN104143495A (en) | Automatic control system of mass spectrometer core component | |
| CN105974579A (en) | Angle changing device for large-aperture parallel beams based on off-axis parabolic mirror | |
| CN210967461U (en) | Be used for laser precision cutting equipment | |
| CN206020825U (en) | A kind of semiconductor laser optics beam merging apparatus | |
| CN115014239A (en) | Laser scanning system | |
| CN211539913U (en) | Take water-cooled laser coupling adjustment mechanism | |
| CN211638718U (en) | Visual positioning CO2 laser-beam drilling machine | |
| CN210412959U (en) | Laser soldering optical lens | |
| CN112355495A (en) | Full-rack constant-light-path laser cutting table | |
| CN201096986Y (en) | Target surface focal spot monitoring device | |
| JP2021092563A (en) | Measuring device for optoelectronic unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |